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mcp/harbor
Cursor

agent guardrail for Cursor

io.github.rudimentall1/agent-guardrail

Deterministic policy firewall for AI agent tool calls - YAML rules, not a fuzzy risk score.

client:Cursor transport:stdio runtime:pypi

Install agent guardrail in Cursor

~/.cursor/mcp.json · windows: %USERPROFILE%\.cursor\mcp.json 

{
  "mcpServers": {
    "agent-guardrail": {
      "type": "stdio",
      "command": "uvx",
      "args": [
        "guardrail-mcp"
      ]
    }
  }
}

Use .cursor/mcp.json in a project root instead to scope it to that project. Cursor merges both. Cursor docs

agent guardrail in other clients

agent guardrail MCP server